mirror of
https://github.com/ionic-team/ionic-framework.git
synced 2025-08-18 11:17:19 +08:00
100 lines
3.0 KiB
TypeScript
100 lines
3.0 KiB
TypeScript
import {Directive, ElementRef, Renderer, Attribute} from 'angular2/angular2';
|
|
|
|
import {Config} from '../../config/config';
|
|
|
|
|
|
/**
|
|
* @name Button
|
|
* @module ionic
|
|
* @property [primary] - sets button color to default primary
|
|
* @property [secondary] - sets button color to default secondary
|
|
* @property [danger] - sets button color to default danger
|
|
* @property [light] - sets button color to default light
|
|
* @property [dark] - sets button color to default dark
|
|
* @property [outline] - for an unfilled outline button
|
|
* @property [clear] - for a transparent button that only shows text and icons
|
|
* @property [round] - for a button with rounded corners
|
|
* @property [block] - for a block button that fills it's parent container
|
|
* @property [full] - for a full width button
|
|
* @property [small] - sets button size to small
|
|
* @property [large] - sets button size to large
|
|
* @property [fab] - for a floating action button
|
|
* @property [fab-left] - position a fab button to the left
|
|
* @property [fab-right] - position a fab button to the right
|
|
* @property [fab-center] - position a fab button towards the center
|
|
* @property [fab-top] - position a fab button towards the top
|
|
* @property [fab-bottom] - position a fab button towards the bottom
|
|
* @description
|
|
* Buttons are simple components in Ionic, can consist of text, an icon, or both, and can be enhanced with a wide range of attributes.
|
|
* @see {@link /docs/v2/components#buttons Button Component Docs}
|
|
|
|
*/
|
|
@Directive({
|
|
selector: 'button,[button]'
|
|
})
|
|
export class Button {
|
|
|
|
constructor(
|
|
config: Config,
|
|
elementRef: ElementRef,
|
|
renderer: Renderer,
|
|
@Attribute('type') type: string
|
|
) {
|
|
let element = elementRef.nativeElement;
|
|
|
|
if (config.get('hoverCSS') === false) {
|
|
renderer.setElementClass(elementRef, 'disable-hover', true);
|
|
}
|
|
|
|
if (element.hasAttribute('ion-item')) {
|
|
// no need to put on these icon classes for an ion-item
|
|
return;
|
|
}
|
|
|
|
if (type) {
|
|
renderer.setElementAttribute(elementRef, type, '');
|
|
}
|
|
|
|
// figure out if and where the icon lives in the button
|
|
let childNodes = element.childNodes;
|
|
let childNode;
|
|
let nodes = [];
|
|
for (let i = 0, l = childNodes.length; i < l; i++) {
|
|
childNode = childNodes[i];
|
|
|
|
if (childNode.nodeType === 3) {
|
|
// text node
|
|
if (childNode.textContent.trim() !== '') {
|
|
nodes.push(TEXT);
|
|
}
|
|
|
|
} else if (childNode.nodeType === 1) {
|
|
if (childNode.nodeName === 'ICON') {
|
|
// icon element node
|
|
nodes.push(ICON);
|
|
|
|
} else {
|
|
// element other than an <icon>
|
|
nodes.push(TEXT);
|
|
}
|
|
}
|
|
}
|
|
|
|
if (nodes.length > 1) {
|
|
if (nodes[0] === ICON && nodes[1] === TEXT) {
|
|
element.classList.add('icon-left');
|
|
|
|
} else if (nodes[0] === TEXT && nodes[1] === ICON) {
|
|
element.classList.add('icon-right');
|
|
}
|
|
} else if (nodes.length === 1 && nodes[0] === ICON) {
|
|
element.classList.add('icon-only');
|
|
}
|
|
|
|
}
|
|
|
|
}
|
|
|
|
const TEXT = 1;
|
|
const ICON = 2;
|